british researcher gurden and yamanaka of japan got the medical prize. they learned cells can be programmed into cells that can become any cell in the body. they'll take home a $1.2 million prize for their achievement, though that's a 20% reduction. the nobel prize for physics on tuesday, followed by literature on thursday, and the peace prize will be announced on friday. live at the news desk, tony tull, news 4. >>> police are trying to figure out what led to a brawl between two wedding parties at a philadelphia hotel. the fight ended with one man dead, several people hurt, and at least four people arrested. a sheraton hotel guest shot this video with his cell phone and posted it on youtube. you can see several police officers clash with some of the wedding guests. police say at least 75, maybe 100 people were fighting by the time they got there. >> just started punching each other and hitting each other. >> and some of the video, it looks like the bride, one of the brides may have been punched as well. we're told the uncle of one of the brides suffered